85409009

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{461}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 105336000

約数和(自身を除く): 19926991

約数列:

[1, 7, 19, 49, 133, 199, 461, 931, 1393, 3227, 3781, 8759, 9751, 22589, 26467, 61313, 91739, 185269, 429191, 642173, 1743041, 4495211, 12201287, 85409009]

約数ペア:

[(1, 85409009), (7, 12201287), (19, 4495211), (49, 1743041), (133, 642173), (199, 429191), (461, 185269), (931, 91739), (1393, 61313), (3227, 26467), (3781, 22589), (8759, 9751)]